Hand problems Flashcards
What is a mucous cyst?
outpouching of synovial fluid from DIP joint
may deform the nail and cause a ridge and discharge
painful
can be excised or left alone
What is a ganglion?
outpouching of the synovial cavity
resolved with excising or aspirate
What is trigger finger?
swelling of tendons in the tendon sheath causing the tendon to get caught on the edge of the A1 pulley (usually in flexion)
What are the examination findings for trigger finger?
feel the nodule pass beneath the pulley usually in flexion, it makes a clicking sound
What is the mangement of trigger finger?
can resolve spontaneously
splint
give steroid injections into tendon sheath - can cure
surgery to divide A1 pulley
What fingers are most commonly affected by trigger finger?
middle finger
ring finger
What is DeQuervians Tenosynovitis?
painful, red, swollen thumb
comes on spontaneously due to inflammation of tendons a the side of the wrist and base of the thumb
How is DeQuervians Tenosynovitis diagnosed?
Finklesteins test
Ultrasound
How is DeQuervians Tenosynovitis managed?
rest - splint
NSAIDs
steroid injections
decompression
Who is more likely to get DeQuervians Tenosynovitis: males or females?
females
What is Dupuytrens contracture?
thickening and contracture of the subepidermal fascia, leading to a fixed flexion deformity of the fingers
it is an avascular process involving O2 free radicals
What type of collagen is laid down in Dupuytrens contracture?
type 3 collagen
How does Dupuytrens contracture present?
starts: palmar pit nodule then progresses to a fixed flexion deformity
normally males
What is Dupuytrens contracture due to?
genetics alcohol - cirrhosis diabetes smoking epilepsy
What is the examination for Dupuytrens contracture?
table top test
examine/feel hands
